package com.example.travelservice.config.security;

import com.example.travelservice.pojo.RespBean;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * Created with IDEA
 *
 * @Auther 何祺颖 heqizen
 * @wechat hqzahqz
 * @date: 2022/01/17/2:13
 * @description: 当未登录 或者 token失效访问接口时，自定义的返回结果
 */
@Component
public class RestAuthorizationEntryPoint implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException authException) throws IOException, ServletException {
        response.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter();
        RespBean bean = RespBean.error("登录过期,请重新登录!");
        bean.setCode(401);
        out.write(new ObjectMapper().writeValueAsString(bean));
        out.flush();
        out.close();
    }
}
